The retired sprinter turned 34 on Friday and is believed to have returned a positive test for COVID-19 after a check some days ago.
Bolt has begun his self-isolation and it is unclear whether he is showing symptoms of coronavirus, according to Jamaican outlet Nationwide Radio .
The report adds Bolt was thrown a surprise birthday party by family and friends, with Manchester City star Raheem Sterling and Bayer Leverkusen winger Leon Bailey among the guests.
The eight-time Olympic gold medalist holds the 100m and 200m world records and retired from the track in 2017 after suffering an injury in his final race.
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